EP3458822C0 - Device for detecting and signaling a leak, as well as heat exchanger - Google Patents

Device for detecting and signaling a leak, as well as heat exchanger

Info

Publication number
EP3458822C0
EP3458822C0 EP17725498.4A EP17725498A EP3458822C0 EP 3458822 C0 EP3458822 C0 EP 3458822C0 EP 17725498 A EP17725498 A EP 17725498A EP 3458822 C0 EP3458822 C0 EP 3458822C0
Authority
EP
European Patent Office
Prior art keywords
leak
signaling
detecting
well
heat exchanger
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP17725498.4A
Other languages
German (de)
French (fr)
Other versions
EP3458822B1 (en
EP3458822A1 (en
Inventor
Christoph Rusch
Reto Schmid
Roman Svaton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JOULIA AG
Original Assignee
JOULIA AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JOULIA AG filed Critical JOULIA AG
Publication of EP3458822A1 publication Critical patent/EP3458822A1/en
Application granted granted Critical
Publication of EP3458822B1 publication Critical patent/EP3458822B1/en
Publication of EP3458822C0 publication Critical patent/EP3458822C0/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
    • G01M3/283—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes for double-walled pipes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G01M3/183—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for pipe joints or seals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G01M3/186—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
    • G01M3/187—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators for flexible or elastic containers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G01M3/186—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
    • G01M3/188—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators for radiators
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
    • G01M3/2815—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
EP17725498.4A 2016-05-18 2017-05-17 Device for detecting and signaling a leak, as well as heat exchanger Active EP3458822B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH00641/16A CH712471A1 (en) 2016-05-18 2016-05-18 Device for detecting and signaling a leak and heat exchanger.
PCT/CH2017/000046 WO2017197537A1 (en) 2016-05-18 2017-05-17 Device for detecting and signaling a leak, as well as heat exchanger

Publications (3)

Publication Number Publication Date
EP3458822A1 EP3458822A1 (en) 2019-03-27
EP3458822B1 EP3458822B1 (en) 2024-02-21
EP3458822C0 true EP3458822C0 (en) 2024-02-21

Family

ID=56403919

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17725498.4A Active EP3458822B1 (en) 2016-05-18 2017-05-17 Device for detecting and signaling a leak, as well as heat exchanger

Country Status (7)

Country Link
US (1) US11079301B2 (en)
EP (1) EP3458822B1 (en)
CN (1) CN109154536B (en)
CA (1) CA3063583C (en)
CH (1) CH712471A1 (en)
RU (1) RU2740861C2 (en)
WO (1) WO2017197537A1 (en)

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2864404A (en) * 1953-09-15 1958-12-16 Griscom Russell Co Heat exchanger construction
US4199975A (en) * 1976-04-12 1980-04-29 Westinghouse Electric Corp. Method and apparatus for locating a defective tube of a liquid metal-to-water tube type heat exchanger
US5022265A (en) * 1987-03-31 1991-06-11 Finn-Aqua Method and apparatus for leak testing fluid conducting freeze-drying apparatus
EP0365042A1 (en) * 1987-03-31 1990-04-25 FINN-AQUA SANTASALO-SOHLBERG GmbH Method for monitoring leakage in liquid conduit systems of cold drying equipment and adapted cold drying equipment for carrying out this method
US5334973A (en) * 1992-02-04 1994-08-02 Furr Mark A Leak detection and shut-off apparatus
CN1161547A (en) * 1996-02-28 1997-10-08 法玛通公司 Device for checking leaktightness of wall of tubes of heat exchanger
JPH09280994A (en) * 1996-04-18 1997-10-31 Toyoda Mach Works Ltd Measuring head for permeability measuring apparatus
US6552355B1 (en) * 1997-06-06 2003-04-22 Texaco, Inc. Optical detection of entrapped gas in a cooling system
US6914531B1 (en) * 1998-06-17 2005-07-05 Richard Young Apparatus for flow detection, measurement and control and method for use of same
ITBO20030737A1 (en) * 2003-12-09 2005-06-10 Marcello Pellicciari DEVICE FOR THE MONITORING OF FLUID PRESSURE
FR2890718B1 (en) * 2005-09-13 2009-03-06 Prodecfu Sarl FLUID FLOW CONTROL VALVE.
EP2011996B1 (en) 2007-07-04 2012-03-14 Caterpillar Motoren GmbH & Co. KG Fuel system for a combustion engine having local leakage detection
EP2247707A1 (en) * 2008-01-25 2010-11-10 Xcellerex, Inc. Bag wrinkel remover, leak detection systems, and electromagnetic agitation for liquid containment systems
DE102011120461B4 (en) * 2011-12-07 2024-01-25 Andreas Stihl Ag & Co. Kg Leak testing method and device for carrying out the method
CH709194A2 (en) * 2014-01-17 2015-07-31 Joulia Ag Heat exchanger for a shower or bath.
CN204284175U (en) * 2014-08-28 2015-04-22 科斯特(厦门)节水设备有限公司 A kind of high negative pressure composite ganoine sucker

Also Published As

Publication number Publication date
WO2017197537A1 (en) 2017-11-23
CN109154536A (en) 2019-01-04
RU2740861C2 (en) 2021-01-21
CN109154536B (en) 2021-03-26
RU2018142997A3 (en) 2020-07-29
EP3458822B1 (en) 2024-02-21
CA3063583C (en) 2023-12-12
CA3063583A1 (en) 2019-12-06
CH712471A1 (en) 2017-11-30
EP3458822A1 (en) 2019-03-27
US11079301B2 (en) 2021-08-03
US20190162626A1 (en) 2019-05-30
RU2018142997A (en) 2020-06-18

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